1、At the bottom of the cabin, it can be equipped with 130 motors, propellers, etc. 2、Motor can be installed on the cabin to make a windship, which is with pratical playability. 3、The rearward wind forms a reaction force by the rotation of the fan blades on the ship, thereby pushing the boat. 4、Cabin and deck can be brought together and secured with M3 screws, forming a closed hull. 5、Only 130 motors can be installed in the position, other motors can't. And motor shaft is fitted with waterproof silicone sleeve for better installed position. 1 x RC Boat Cabin1 x RC Boat Deck Item Type: Ship model hullMaterial: ABS plasticPacking: Ziplock bagSuitable Age: Juvenile (7-14 years old)Cabin: Refers to the lower part of the shipDeck: Refers to the upper part of the shipInternal Screw Hole: Approx. 2mm / 0.08in, can use M 2.3 screwRelated Accessories: M 2.3 screws, 130 motors, waterproof silicone sleeve, waterproof column, propeller, battery box, remote control, motor bracket, etc.